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1492-SP1 1492-SP2 1492-SP3 1492-SP1…-N 1492-SP3…-N
Miniature Circuit Breakers Bulletin 1492-SP
LOGIC
Rockwell Automation
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Bulletin 1492-SP
Miniature Circuit Breakers
 Energy Limiting Design - Protects Downstream Components Better than Conventional Breakers
During Short Circuits
 Field Mountable Options for Selective Applications
 IP2x Finger-Protection (Front)
 International Approvals - CE Marked, and Meets UL, CSA, and IEC (VDE, GL) Standards for
Worldwide Acceptance
 Ratings to 480Y/277V AC @ 240/415V AC - 10 000 A Interrupt Rating
 AC and DC Voltage Ratings - in One Convenient Device
 A Positively Trip-Free Mechanism (Breaker Operation Cannot be Defeated by Holding the Handle in
the ON Position)
 3 Trip Curves: B, C, and D
 Time Delay (D Characteristic) for High Inrush Currents During Inductive Start-Ups Such as
Transformers and Power Supplies
 Superior Shock and Vibration Resistance Capabilities — Helps to Prevent Nuisance Tripping
 Mounts on DIN Rail